Alert archive / Florida / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 12, NWS Miami, FL

May 15, 2000Broward County, Miami-Dade County, Florida

NWS Miami, FL issued this severe thunderstorm warning at May 15, 2000, 4:34 PM EDT for Broward County, Miami-Dade County, Florida. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
May 15, 2000, 4:34 PM EDT (20:34 UTC)
Expired
May 15, 2000, 5:35 PM EDT
In force
61 min
Issued by
NWS Miami, FL
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Broward County, FL, Miami-Dade County, FL

The radar

The Miami radar (KAMX), 135 km from the middle of the area, began a volume at 20:47 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 15, 1:30 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 8.6 hours before the alert went out and 109 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 12:00Z on 2000-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1320 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 12:00Z on 2000-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1320 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
809 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KMFL 152041
SVRMIA
FLC011-025-152135-


BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
434 PM EDT MON MAY 15 2000

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BROWARD COUNTY IN SOUTHEAST FLORIDA
  DADE COUNTY IN SOUTHEAST FLORIDA.

* UNTIL 535 PM EDT

* AT 330 PM EDT A CLUST OF SEVERE THUNDERSTORMS OVER WESTERN
  BROWARD AND WESTERN MIAMI-DADE COUNTIES WAS MOVING EAST TO
  SOUTHEAST AT 15 MPH.

  THESE THUNDERSTORMS WHICH ARE WEST OF HIGHWAY 27 WILL BE MOVING
  INTO THE METRO AREAS OF BOTH COUNTIES BEFORE 530 PM EDT.

  THESE STORMS WILL PRODUCE LARGE HAIL ALONG WITH STRONG GUSTY
  WINDS.

BE ALERT FOR THESE STRONG DANGEROUS STORMS.
  JUNO BEACH
  PALM BEACH GARDENS
  RIVIERA BEACH
  WEST PALM BEACH
  PALM BEACH
  LAKE WORTH

THE SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING...
  HAIL UP TO THE SIZE OF GOLF BALLS.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN MIAMI.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT MONDAY
EVENING FOR $SOUTHEASTERN FLORIDA.

LAT...LON 2691 7999 2682 8016 2659 8012 2664 7991

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 15, 3:30 PM EDTSevere Thunderstorm WarningMFLPalm Beach30 min
May 15, 3:57 PM EDTSevere Thunderstorm WarningMFLPalm Beach33 min
May 15, 5:28 PM EDTSevere Thunderstorm WarningMFLBroward, Miami-Dade32 min
May 15, 6:02 PM EDTSevere Thunderstorm WarningMFLGlades58 min

Nearby

Severe Thunderstorm Warnings in Florida, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.